About 12-hour Clock
The 12-hour clock is a time convention in which the 24 hours of the day are divided into two periods: a. m. and p. m. Each period consists of 12 hours numbered: 12, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, and 11.
The 12-hour clock is a time convention in which the 24 hours of the day are divided into two periods: a. m. and p. m. Each period consists of 12 hours numbered: 12, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, and 11.